population genetics and natural selection
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Created by:
cathyhasbrouck on January 26, 2011
Subjects:
population genetics and natural selection
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10 terms
Terms | Definitions |
|---|---|
 evolution | the sequence of events involved in the evolutionary development of a species or taxonomic group of organisms |
| population | a group of organisms of the same species populating a given area |
| gene pool | combined genetic information of all the members of a particular population |
| selective pressure | when the environment pushes an individual or population to adapt or evolve |
| natural selection | a natural process resulting in the evolution of organisms best adapted to the environment |
| genetic drift | random change in allele frequencies that occurs in small populations |
| mate selection | a wide range of behaviors and social relationships that individuals engage in prior to marriage that leads towards coupling |
| mutation | any event that changes genetic structure |
| gene flow | movement of alleles into or out of a population due to the migration of individuals to or from the population |
| artificial selection | selective breeding of domesticated plants and animals to produce offspring with desired genetic traits |
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